More cppcheck warnings

OpenMesh/OMPropertyModel.hh

@@ -73,7 +73,7 @@ class OMPropertyModelSubclass: public SingleObjectPropertyModel
 {
 Q_OBJECT
 public:
-    OMPropertyModelSubclass(QObject *parent = 0)
+    explicit OMPropertyModelSubclass(QObject *parent = 0)
         : SingleObjectPropertyModel(parent)
     {
     }

PropertyNameListModel.hh

@@ -139,7 +139,7 @@ class PropertyNameListModel: public QAbstractListModel {
         };
 
     public:
-        PropertyNameListModel(QObject *parent = 0);
+        explicit PropertyNameListModel(QObject *parent = 0);
         virtual ~PropertyNameListModel();
 
         virtual int rowCount(const QModelIndex & parent = QModelIndex()) const;

PropertyVisualizer.hh

@@ -68,7 +68,7 @@
 
 class VizException : public std::logic_error {
     public:
-        VizException(const std::string &msg) : std::logic_error(msg) {}
+        explicit VizException(const std::string &msg) : std::logic_error(msg) {}
 };
 
 
@@ -94,7 +94,7 @@ public:
      *
      * @param _propertyInfo Information about the property this visualizer should visualize.
      */
-    PropertyVisualizer(PropertyInfo _propertyInfo)
+    explicit PropertyVisualizer(PropertyInfo _propertyInfo)
         :
           propertyInfo(_propertyInfo),
           widget(0)

Utils.hh

@@ -178,7 +178,7 @@ class NewNameMessageBox: public QMessageBox
     Q_OBJECT
 
 public:
-    NewNameMessageBox(QString propName);
+    explicit NewNameMessageBox(QString propName);
 
 private slots:
     void slotReplace() { replace = true; }